| CSI | calculus surface index; cancer serum index; cavernous sinus infiltration; cervical spine injury; che... |
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| JSATO2 | jugular vein oxygen saturation |
| MVOS | mixed venous oxygen saturation |
| OS | left eye [Lat. oculus sinister]; occipitosacral; occupational safety; office surgery; Omenn syndrome... |
| OSM | ovine submaxillary mucin; oxygen saturation meter |
| ejection fraction | <cardiology> A measure of ventricular contractility, equal to normally 65 |
|---|---|
| filtration fraction | The fraction of the plasma entering the kidney that filters into the lumen of the renal tubules, determined by dividing the glomerular filtration rate by the renal plasma flow; normally, it is around 0.17. (05 Mar 2000) |
| fraction | In chemistry, one of the separable constituents of a substance. (18 Nov 1997) |
| fraction collector | A device used to collect the eluate from a column in column chromatography. (05 Mar 2000) |
| fraction I protein | <protein> See ribulose bisphosphate carboxylase/oxidase RUBISCO). (18 Nov 1997) |